WPF的DataGrid选中行失去焦点后的背景颜色以及字体颜色修改

<DataGrid.Resources>
   <Style TargetType="DataGridCell">
      <Style.Resources>
         <SolidColorBrush  x:Key="{x:Static SystemColors.InactiveSelectionHighlightBrushKey}"  Color="#0078D7"/>
      </Style.Resources>
      <Style.Triggers>
         <Trigger Property="IsSelected" Value="True">
            <Setter Property="Foreground" Value="White"/>
         </Trigger>
      </Style.Triggers>
  </Style>
</DataGrid.Resources>